3910990 has 16 divisors (see below), whose sum is σ = 7212240. Its totient is φ = 1526080.

The previous prime is 3910981. The next prime is 3910993. The reversal of 3910990 is 990193.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3910993) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4360 + ... + 5179.

It is an arithmetic number, because the mean of its divisors is an integer number (450765).

Almost surely, 2^3910990 is an apocalyptic number.

3910990 is a deficient number, since it is larger than the sum of its proper divisors (3301250).

3910990 is a wasteful number, since it uses less digits than its factorization.

3910990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9587.

The product of its (nonzero) digits is 2187, while the sum is 31.

The square root of 3910990 is about 1977.6223097447. The cubic root of 3910990 is about 157.5538070965.

It can be divided in two parts, 3910 and 990, that added together give a square (4900 = 70²).

The spelling of 3910990 in words is "three million, nine hundred ten thousand, nine hundred ninety".